function dologin(tbl){
	let user_login=tbl.username;
	let user_pass="###"+Lang.md5(Lang.md5("gtw2JMG5BqSQrlCLVK"+tbl.password))
	let u=dao.fetch("cmf_user",Cnd.where("user_login","=",user_login)
			.and("user_pass","=",user_pass))
	if(u!=null){
		sattr("user",u)
		return {"code":1,"msg":"登录成功","url":"/"}
	}else{
		return {"code":0,"msg":"登录失败"}
	}
}